@article{updatingwithincompleteobservations,
  title = {Updating with incomplete observations},
  author = {Gert de Cooman and Marco Zaffalon},
  year = {2014},
  eprint = {1408.1488},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1408.1488v1},
}